shortcut method for asking Options whether or not it has entries for setting/getting Metadata
shortcut method for asking Options whether or not it has entries for setting/getting Metadata

verma/PDAL,Sciumo/PDAL,DougFirErickson/PDAL,boundlessgeo/PDAL,radiantbluetechnologies/PDAL,lucadelu/PDAL,mpgerlek/PDAL-old,mpgerlek/PDAL-old,Sciumo/PDAL,radiantbluetechnologies/PDAL,verma/PDAL,mpgerlek/PDAL-old,verma/PDAL,verma/PDAL,verma/PDAL,jwomeara/PDAL,boundlessgeo/PDAL,Sciumo/PDAL,jwomeara/PDAL,mtCarto/PDAL,DougFirErickson/PDAL,verma/PDAL,mtCarto/PDAL,verma/PDAL,mtCarto/PDAL,jwomeara/PDAL,jwomeara/PDAL,DougFirErickson/PDAL,Sciumo/PDAL,boundlessgeo/PDAL,radiantbluetechnologies/PDAL,mtCarto/PDAL,lucadelu/PDAL,radiantbluetechnologies/PDAL,mpgerlek/PDAL-old,lucadelu/PDAL,lucadelu/PDAL,DougFirErickson/PDAL,boundlessgeo/PDAL